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OEM Manufacturer of API 6D Ball Valves for Marine Engine Fuel and Lube Oil Systems
Product Spotlights
OEM-manufactured API 6D compliant ball valves specifically engineered for marine engine fuel and lube oil systems. Features robust corrosion-resistant materials, fire-safe options, and versatile actuation. Designed for reliability in harsh sea environments, offering full-port flow, low maintenance, and flexible customization to meet exact project specifications for shipbuilders and operators.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Standard:
API 6D
Application:
Other, Marine Engine Fuel and Lube Oil Systems
Body Material:
Carbon Steel, Stainless Steel, Duplex Steel
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Standard
API 6D
Application
Other, Marine Engine Fuel and Lube Oil Systems
Body Material
Carbon Steel, Stainless Steel, Duplex Steel
End Connection
Flanged (RF, RTJ), Butt Weld, Threaded
Seat Material
PTFE, RPTFE, Metal Seated
Operation
Manual Gear, Pneumatic Actuator, Electric Actuator
Size Range
1/2 inch to 24 inch (DN15 to DN600)
Pressure Rating
Class 150 to Class 2500 (PN16 to PN420)
Temperature Range
-29°C to 200°C (-20°F to 392°F)
Fire Safe Design
API 607 / API 6FA compliant options available
As a specialized OEM manufacturer with a focus on industrial valve solutions since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our high-performance API 6D Ball Valves engineered specifically for the demanding environments of marine engine fuel and lube oil systems. We understand that the reliability of your vessel's propulsion and auxiliary systems hinges on the integrity of every component, especially the valves controlling critical fluid flows. Our valves are built to withstand the corrosive, high-pressure, and variable temperature conditions at sea, offering shipbuilders, engine manufacturers, and fleet operators a dependable sealing solution that minimizes downtime and maximizes operational safety. With an annual export value reflecting our global reach and commitment to quality, we provide OEM manufacturing services tailored to your precise specifications, ensuring seamless integration into your marine systems.
Core Product Features and Technical Advantages:
- Robust Construction for Marine Duty: Our ball valves are designed from the ground up for marine applications. The body, ball, and stem are manufactured from materials selected for their corrosion resistance against seawater atmosphere and compatibility with marine fuels (MDO, MGO, HFO) and lubricating oils. Common material combinations include ASTM A216 WCB for carbon steel bodies and ASTM A351 CF8M for stainless steel, with optional duplex or super duplex steels for highly corrosive services.
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API 6D Compliance & Sealing Integrity: Manufactured in full compliance with API Specification 6D for Pipeline Valves, these valves meet stringent industry standards for design, manufacturing, and testing. This ensures reliable performance in isolating and regulating flow. The sealing system is a critical focus:
- Soft-Seated Valves: Utilize advanced PTFE or reinforced PTFE (RPTFE) seats, providing excellent sealing for low to medium temperatures and a wide chemical compatibility range.
- Metal-Seated Valves: Offered for high-temperature applications or abrasive services, featuring hardened ball and seat surfaces for extended service life.
- Fire-Safe Design: Available with fire-safe features per API 607/6FA standards, where secondary metal seals engage to maintain a seal in the event of a fire, a crucial safety feature for engine rooms.
- Optimized for Fuel & Lube Oil Service: The internal design minimizes pressure drop and turbulence, which is essential for efficient fuel transfer and lube oil circulation. The full-port (full-bore) design is standard for most sizes to allow for pigging and reduce flow resistance. Special surface finishes on ball and stem prevent sticking and ensure smooth operation even after long periods of inactivity.
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Versatile Actuation and Operation: To suit various levels of automation and accessibility within a vessel's engine room, our valves are available with multiple operation modes:
- Manual operation with lever, wrench, or geared handwheel for direct local control.
- Pneumatic actuator packages (double-acting or spring-return) for remote, automated control from the ship's control panel.
- Electric actuator options for integration into sophisticated digital control systems.
- Durability and Low Maintenance: Features such as anti-blowout stems, reinforced stem seals, and extended bonnets (for insulation or cryogenic service) are incorporated to enhance durability. The valve design allows for in-line maintenance in many cases, reducing the need for complete removal and minimizing maintenance time and costs.
Technical Specifications Overview:
| Parameter | Specification / Option |
|---|---|
| Design & Manufacturing Standard | API 6D, ASME B16.34, ISO 17292 |
| Face-to-Face Dimensions | API 6D, ASME B16.10 |
| Flange End Standards | ASME B16.5 (RF, RTJ), EN 1092-1, JIS B2220 |
| Pressure-Temperature Ratings | ASME B16.34, Class 150, 300, 600, 900, 1500, 2500 |
| Test Standards | API 598 (Shell Test, Seat Test, Low-Pressure Seat Test) |
| Optional Features | Drain/Vent Ports, Locking Device, Extended Stem, Anti-static Device |
Benefits for Your Marine Projects:
- Enhanced System Reliability: Reduces the risk of valve failure, which can lead to engine shutdowns or safety hazards, ensuring continuous vessel operation.
- Reduced Lifecycle Costs: The durable construction and reliable sealing lower maintenance frequency and part replacement costs over the valve's lifespan.
- Flexible OEM Solutions: We work closely with clients to develop valves that meet specific dimensional, material, and performance requirements for seamless integration into newbuild or retrofit projects.
- Global Supply Chain Support: With established shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely delivery to shipyards and operators across our main markets, including North America, Europe, Southeast Asia, and beyond.
Our commitment to quality is underpinned by our ISO9001 certification, which governs our entire manufacturing process from material sourcing to final testing and packaging. This systematic approach to quality control, combined with nearly a decade of experience as a dedicated manufacturer, ensures that every API 6D ball valve leaving our Shanghai facility meets the high standards demanded by the global marine industry. We have successfully supplied valves to partners across diverse markets, demonstrating our capability to deliver consistent performance. When you choose Shanghai Zhibang as your OEM valve partner, you are selecting a reliable source dedicated to providing robust, specification-compliant valves that protect your marine engine systems. Contact us today to discuss your project requirements and receive a detailed quotation for valves built to navigate the toughest conditions.
Frequently Asked Questions (FAQ)
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What is the main advantage of an API 6D ball valve over a standard ball valve for marine use?
API 6D is a specific standard for pipeline valves that mandates rigorous design, material, and testing requirements. For marine fuel and lube systems, this translates to enhanced safety margins, proven pressure containment, and standardized dimensions for interchangeability, which are critical for reliable and maintainable shipboard systems. -
Can you provide valves with specific paint or coating requirements for marine corrosion protection?
Yes, as an OEM manufacturer, we can apply various coating systems per customer specifications. Common requests include epoxy coatings, zinc-rich primers, or specific color codes to match shipyard standards. Surface preparation and coating application procedures can be tailored upon request. -
What documentation is typically provided with the valves?
Standard documentation includes a Material Test Certificate (MTC) or Certificate of Conformity, hydrostatic test reports, and detailed packing lists. Additional documentation like NDT reports, full traceability, or specific format certificates can be arranged. -
Are your valves suitable for both high-pressure fuel injection lines and lower-pressure lube oil systems?
Absolutely. Our product range covers a wide spectrum of pressure classes, from Class 150 for general service up to Class 2500 for high-pressure applications. The material and seal selection can be optimized for the specific fluid (fuel or oil) and operating pressure/temperature of your system. -
Do you offer emergency spare parts support for vessels in operation?
We maintain a system for tracking valve specifications for our OEM clients. While we recommend keeping a strategic stock of critical spares, we can prioritize production and expedite shipping for emergency replacement parts to minimize vessel downtime, subject to part complexity and current lead times. -
How do you ensure the valves are free from internal contaminants for clean oil and fuel systems?
Our manufacturing and assembly areas have controlled environments for critical cleaning. Prior to shipment, valves undergo internal cleaning procedures (such as degreasing and drying) and are sealed with protective end caps to prevent ingress of dust and moisture during transit and storage. -
What is the typical lead time for an OEM order of these valves?
Lead time depends on the order quantity, valve size, material specifications, and any special features. For standard configurations, typical production lead times range from 4 to 8 weeks. We provide a firm schedule upon order confirmation. -
Can you integrate third-party actuators or other components we specify?
Yes, we offer flexible OEM services. We can source and fit actuators, positioners, or other accessories from brands you specify, or we can recommend and supply compatible units from our trusted partners, providing a fully assembled and tested valve package.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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